ID 172924214 © Adinxtm | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
outline drawing education sketch symbol hand learning isolated concept book illustration one line study continuous school lines background linear vector design drawn doodle simplicity student sign business back to minimalist contour person single art library people human stack books thin metaphor conceptual knowledge kids elementary paper pupil studying science university smart